Abstract
(R)-3-(2-Bromo-3-phenyl-acryloyl)-5,5-dimethyl-4-phenyl-oxazolidin-2-one 3 which is readily available from (R)-phenylglycine, was shown to be an effective chiral auxiliary for stereoselective Baylis- Hillman type reaction with aldehydes in the presence of SmI2.
Keywords: Baylis-Hillman, α,β-unsaturated N-acyloxazolidin-2-one, samarium-diiodide, auxiliary, diastereoselective